<template>
  <div class="sales-view">
    <el-card shadow="hover" :body-style="{ padding: '0 0 20px 0' }">
      <template v-slot:header>
        <div class="menu-wrapper">
          <el-menu
            class="sales-view-menu"
            :default-active="activeIndex"
            mode="horizontal"
            @select="onMenuSelect"
          >
            <el-menu-item index="1">销售额</el-menu-item>
            <el-menu-item index="2">访问量</el-menu-item>
          </el-menu>
          <div class="menu-right">
            <el-radio-group v-model="radioSelect" size="small">
              <el-radio-button v-for="item in radioGroup" :key="item" :label="item" />
            </el-radio-group>
            <el-date-picker
              type="daterange"
              v-model="date"
              range-separator="至"
              start-placeholde="开始日期"
              end-placeholde="结束日期"
              size="small"
              unlink-panels
              :picker-options="pickerOptions"
              class="sales-view-date-picker"
            />
          </div>
        </div>
      </template>
      <template>
        <div class="sales-view-chart-wrapper">
          <v-chart :options="chartOption" />
          <div class="sales-view-list">
            <div class="sales-view-title">排行榜</div>
            <div class="list-item-wrapper">
              <div class="list-item" v-for="item in rankData" :key="item.no">
                <div :class="['list-item-no', +item.no <= 3 ? 'top-no' : '']">{{ item.no }}</div>
                <div class="list-item-name">{{ item.name }}</div>
                <div class="list-item-money">{{ item.money }}</div>
              </div>
            </div>
          </div>
        </div>
      </template>
    </el-card>
  </div>
</template>

<script lang="ts">
import Vue from 'vue';
import { Component, Watch } from 'vue-property-decorator';
import CommonDataMixins from '../mixins/commonDataMixins';

@Component({
  mixins: [CommonDataMixins],
  computed: {
    rankData() {
      return this.activeIndex === '1' ? this.orderRank : this.userRank;
    },
  },
})
export default class SalesView extends Vue {
  private radioGroup: string[] = ['今日', '本周', '本月', '今年'];
  private radioSelect = '今日';
  private activeIndex = '1';
  private date = null;
  private pickerOptions = {
    shortcuts: [
      {
        text: '最近一周',
        onClick(picker) {
          const start = new Date();
          const end = new Date();
          start.setTime(start.getTime() - 3600 * 24 * 1000 * 7);
          picker.$emit('pick', [start, end]);
        },
      },
      {
        text: '最近一个月',
        onClick(picker) {
          const start = new Date();
          const end = new Date();
          start.setTime(start.getTime() - 3600 * 24 * 1000 * 30);
          picker.$emit('pick', [start, end]);
        },
      },
      {
        text: '最近三个月',
        onClick(picker) {
          const start = new Date();
          const end = new Date();
          start.setTime(start.getTime() - 3600 * 24 * 1000 * 90);
          picker.$emit('pick', [start, end]);
        },
      },
    ],
  };
  private chartOption = {};

  private renderer(data: {}, axis: [], title: string) {
    this.chartOption = {
      title: {
        text: title,
        textStyle: {
          fontSize: 12,
          color: '#666',
        },
        left: 25,
        top: 20,
      },
      xAxis: {
        type: 'category',
        data: axis,
        axisTick: {
          alignWithLabel: true,
          lineStyle: {
            color: '#999',
          },
        },
        axisLine: {
          lineStyle: {
            color: '#999',
          },
        },
        axisLabel: {
          color: '#333',
        },
      },
      yAxis: {
        axisLine: {
          show: false,
        },
        axisTick: {
          show: false,
        },
        splitLine: {
          lineStyle: {
            type: 'dotted',
            color: '#eee',
          },
        },
      },
      series: [
        {
          type: 'bar',
          barWidth: '35%',
          data,
        },
      ],
      color: ['#3398DB'],
      grid: {
        top: 70,
        left: 60,
        right: 60,
        bottom: 50,
      },
    };
  }

  onMenuSelect(index) {
    this.activeIndex = index;
    if (index === '1') {
      this.renderer(this.orderFullYear, this.orderFullYearAxis, '年度销售额');
    } else {
      this.renderer(this.orderFullYear, this.orderFullYearAxis, '年度用户访问量');
    }
  }
  @Watch('orderFullYear')
  change() {
    this.renderer(this.orderFullYear, this.orderFullYearAxis, '年度销售额');
  }
}
</script>

<style lang="less" scoped>
.sales-view {
  margin-top: 20px;
  .menu-wrapper {
    position: relative;
    display: flex;
    .sales-view-menu {
      width: 100%;
      padding-left: 20px;
      .el-menu-item {
        height: 50px;
        line-height: 50px;
        margin: 0 20px;
      }
    }
    .menu-right {
      position: absolute;
      top: 0;
      right: 20px;
      height: 50px;
      display: flex;
      align-items: center;
      justify-content: flex-end;

      .sales-view-date-picker {
        margin-left: 20px;
      }
    }
  }
  .sales-view-chart-wrapper {
    display: flex;
    height: 270px;
    .echarts {
      flex: 0 0 70%;
      width: 70%;
      height: 100%;
    }
    .sales-view-list {
      flex: 1;
      width: 100%;
      height: 100%;
      overflow: hidden;
    }
    .sales-view-title {
      margin-top: 20px;
      font-size: 12px;
      color: #666;
      font-weight: 500;
    }
    .list-item-wrapper {
      margin-top: 15px;
      .list-item {
        display: flex;
        align-items: center;
        font-size: 12px;
        height: 20px;
        padding: 6px 20px 6px 0;
        .list-item-no {
          display: flex;
          align-items: center;
          justify-content: center;
          width: 20px;
          height: 20px;
          color: #333;

          &.top-no {
            background: #000;
            border-radius: 50%;
            color: #fff;
            font-weight: 500;
          }
        }
        .list-item-name {
          margin-left: 10px;
          color: #333;
        }
        .list-item-money {
          flex: 1;
          text-align: right;
        }
      }
    }
  }
}
</style>
